{"domain":"lara1314.com","qquuid":"a400b9f1-4202-4158-95fd-147cb1bc83b3","property_name":"course","property_idx":"1","video_uid":"67cd8efa-c1d3-44bd-a94d-c7d83efd3dea","video_url":"https:\/\/vz-b5341e44-2ce.b-cdn.net\/67cd8efa-c1d3-44bd-a94d-c7d83efd3dea\/playlist.m3u8","host_name":"vz-b5341e44-2ce.b-cdn.net"}